Home / 42,926.20-64,396.76-14,460.44

Finding the Fourth Proportional to 42,926.20, 64,396.76 and 14,460.44

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Solution

The fourth proportional to 42,926.20, 64,396.76 and 14,460.44 is: 21,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,926.20 : 64,396.76 = 14,460.44 : x
  2. Step 2: Convert to fraction form
    42,926.20/64,396.76 = 14,460.44/x
  3. Step 3: Cross multiply
    42,926.20x = 64,396.76 × 14,460.44
  4. Step 4: Simplify right side
    42,926.20x = 931,205,484.17
  5. Step 5: Solve for x
    x = 931,205,484.17/42,926.20
  6. Step 6: Final answer
    x = 21,693.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.